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One-Stop Electronic Manufacturing Service

Trusted PCB Assembly & Fabrication Manufacturer Since 2004. ISO9001, ISO13485, IATF16949 Certified. Delivering high-quality, reliable electronics manufacturing solutions globally.

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About APC EMS

Asia Pacific Circuits (APC), established in 2004, is a specialized Electronics Contract Manufacturer delivering end-to-end Electronics Manufacturing Services (EMS) solutions. We serve clients across the USA, Canada, Brazil, Australia, UK, Germany, France, Sweden, Turkey, and beyond.

Our 6,000㎡ smart workshop is equipped with state-of-the-art technology including Panasonic & Hanwha high-speed placement machines, German ERSA reflow systems, 3D-SPI, 3D-AOI, X-ray inspection, and automated conformal coating. We implement IPC-A-610E Class II and III standards with a 99.9% pass rate in mass production.

20+
Years Experience
6,000㎡
Smart Workshop
APC Factory View

Certifications & Standards

ISO9001 ISO13485 IATF16949 IPC-A-610E

Our Core Services

Comprehensive electronics manufacturing from design to delivery

PCB Assembly

High-speed SMT & THT assembly with components down to 01005 size. Turnkey and consigned options available.

PCB Fabrication

High-frequency, HDI, heavy copper, flexible, ceramic, and Rogers PCBs. Prototypes to mass production.

Box Build Assembly

Full system integration, cable harnessing, final assembly, and packaging with logistics support.

PCBA Testing

In-circuit testing (ICT), functional testing (FCT), AOI, X-ray, and reliability validation.

Why Choose APC

NDA Protection

We sign NDAs to protect your intellectual property and confidential designs.

Advanced Equipment

Panasonic, Yamaha, Hanwha, and German ERSA systems ensure precision and consistency.

Original Parts Sourcing

Components from Future, Avnet, Arrow, Digi-Key, Mouser, TI, ST, and authorized agents.

99.9% Pass Rate

Rigorous quality control with 3D SPI, AOI, X-ray, and IPC-A-610E compliance.

Free Engineering Support

Expert DFM, layout, and technical guidance at no extra cost.

Fast Turnaround

Rapid prototyping and quick-turn assembly with responsive communication.

Free Sample Fee

Sample costs refunded upon mass production. No setup or stencil fees.

Dedicated Support

Single point of contact, fast response, and transparent project tracking.

Our Manufacturing Capabilities

Specialized in high-reliability PCBs for demanding applications

Industrial Control PCB

Industrial Control PCBs

High-reliability boards for automation, robotics, and factory systems. Designed for harsh environments and long-term operation.

  • • High-temp materials
  • • Conformal coating
  • • EMI/RFI shielding
  • • IPC Class III compliance
Smart Home Electronics

Smart Home Electronics

IoT-enabled PCBs for connected devices, sensors, and home automation systems.

  • • Wi-Fi/BLE/Zigbee modules
  • • Low-power design
  • • Miniaturized components
  • • Rapid prototyping
Security System PCB

Security System PCBs

High-performance boards for surveillance, access control, and alarm systems.

  • • HD video processing
  • • Power-over-Ethernet
  • • Tamper detection
  • • 24/7 reliability
Vehicle Electronics

Vehicle Electronics

Automotive-grade PCBs for EVs, ADAS, infotainment, and control units.

  • • AEC-Q100 qualified
  • • IATF16949 compliant
  • • Vibration resistant
  • • Wide temperature range
Component Sourcing

Global Component Sourcing

Reliable supply chain from authorized distributors and OEMs.

  • • Future, Avnet, Arrow
  • • Digi-Key, Mouser, RS
  • • TI, ST, Microchip
  • • Full traceability
PCB Fabrication

Advanced PCB Fabrication

From prototypes to high-volume production with tight tolerances.

  • • HDI, RF, High-Freq
  • • Heavy copper (up to 20oz)
  • • Flexible & Rigid-Flex
  • • Ceramic & Rogers

PCB Design & DFM

Expert layout and design for manufacturability to reduce costs and improve yield.

  • • Schematic capture
  • • Multi-layer routing
  • • Signal integrity
  • • Thermal analysis

Medical Electronics

ISO13485-certified manufacturing for diagnostic, monitoring, and therapeutic devices.

  • • Cleanroom assembly
  • • Biocompatible materials
  • • Risk management
  • • Regulatory support

AI & Robotics

High-density, high-speed boards for AI accelerators, vision systems, and robotic controllers.

  • • High-speed digital
  • • Power integrity
  • • Thermal management
  • • FPGA & GPU support

High-Power Electronics

Designed for power conversion, motor drives, and energy systems.

  • • Heavy copper PCBs
  • • Thermal vias
  • • Busbars & heatsinks
  • • High-current testing

Industries We Serve

Smart Home

Vehicle Electronics

Artificial Intelligence

Industrial Control

Medical Electronics

Security System

What Our Clients Say

"Thank you for the good work on the PCBA you shipped us – these are working great. Thank you for your good communications and requests."

Martin Smith

"The Quality for 2000pc PCB was great – you have been our best supplier for this component. We will continue to quote with you for PCBA."

Jacob Luke

"The flex PCBA received earlier this year are excellent quality thank you and your team. Production and importantly your care in packing is much appreciated."

Shelly Barns

Contact APC EMS

Get a free quote or discuss your project with our engineering team

Visit Us

No. 55A, Bao’an Ave, Bao’an District, Shenzhen, China

Call Us

+86 755 2758 4025

9:00am – 6:00pm (GMT+8)

Email Us

sales@apcems.com

Visit Official Website to Contact

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